| Huercal-Overa to Rockville (Maryland) | 3,959.70 mi (6,372.53 km) |
| Huercal-Overa to Rockville Centre (New York) | 3,745.46 mi (6,027.74 km) |
| Huercal-Overa to Rockwall (Texas) | 5,105.01 mi (8,215.72 km) |
| Huercal-Overa to Rocky Mount (North Carolina) | 4,083.20 mi (6,571.28 km) |
| Huercal-Overa to Rocky Point (New York) | 3,704.45 mi (5,961.73 km) |
| Huercal-Overa to Rocky River (Ohio) | 4,116.81 mi (6,625.37 km) |
| Huercal-Overa to Roessleville (New York) | 3,702.98 mi (5,959.37 km) |
| Huercal-Overa to Rogers (Arkansas) | 4,866.97 mi (7,832.64 km) |
| Huercal-Overa to Rogers (Minnesota) | 4,525.87 mi (7,283.68 km) |
| Huercal-Overa to Rohnert Park (California) | 5,988.86 mi (9,638.14 km) |
| Huercal-Overa to Rolla (Missouri) | 4,695.68 mi (7,556.96 km) |
| Huercal-Overa to Rolling Meadows (Illinois) | 4,383.67 mi (7,054.84 km) |
| Huercal-Overa to Roma (Texas) | 5,491.88 mi (8,838.33 km) |
| Huercal-Overa to Rome (Georgia) | 4,506.87 mi (7,253.11 km) |
| Huercal-Overa to Rome (New York) | 3,770.45 mi (6,067.95 km) |
